jpicedt.graphic.toolkit

Class AbstractMouseTransformFactory.InvalidMouseTransform

java.lang.Object

jpicedt.graphic.toolkit.AbstractMouseTransformFactory.InvalidMouseTransform

All Implemented Interfaces:

MouseTransform

Enclosing class:

AbstractMouseTransformFactory

protected class AbstractMouseTransformFactory.InvalidMouseTransform
extends java.lang.Object
implements MouseTransform

This mouse transform does nothing, it simply returns an invalid cursor, and can be used by MouseTransform factories to notify the user of an invalid UI action.

Since:

jpicedt 1.3.2

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	InvalidMouseTransform()

Method Summary

Modifier and Type	Method and Description
java.awt.Cursor	getCursor() Return the cursor for this MouseTransform
java.lang.String	getHelpMessage() Return a help-message for the UI, that makes sense with this transform.
boolean	next(PEMouseEvent e) Called when the mouse is released
void	paint(java.awt.Graphics2D g, java.awt.geom.Rectangle2D allocation, double scale) Allows the MouseTransform to do specific graphic rendering when it's operating.
void	process(PEMouseEvent e) Called when the mouse is dragged.
void	start(PEMouseEvent e) Called when the mouse is pressed.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InvalidMouseTransform

protected InvalidMouseTransform()

Method Detail

start

public void start(PEMouseEvent e)

Called when the mouse is pressed. The transform should do the initialization work here.

Specified by:

start in interface MouseTransform

Since:

jpicedt 1.3.2

process

public void process(PEMouseEvent e)

Called when the mouse is dragged. Element geometry update should occur here.

Specified by:

process in interface MouseTransform

Since:

jpicedt 1.3.2

next

public boolean next(PEMouseEvent e)

Called when the mouse is released

Specified by:

next in interface MouseTransform

Returns:

true if there's another task in the sequence, false if mouse-transform has completed with this mouse-event.

Since:

jpicedt 1.3.2

getCursor

public java.awt.Cursor getCursor()

Description copied from interface: MouseTransform

Return the cursor for this MouseTransform

Specified by:

getCursor in interface MouseTransform

Returns:

the cursor for this MouseTransform

Since:

jpicedt 1.3.2

paint

public void paint(java.awt.Graphics2D g,
                  java.awt.geom.Rectangle2D allocation,
                  double scale)

Allows the MouseTransform to do specific graphic rendering when it's operating.

Specified by:

paint in interface MouseTransform

Since:

jpicedt 1.3.2

getHelpMessage

public java.lang.String getHelpMessage()

Description copied from interface: MouseTransform

Return a help-message for the UI, that makes sense with this transform.

Specified by:

getHelpMessage in interface MouseTransform

Returns:

a help-message for the UI, that makes sense with this transform.